linux-kernel - Re: [PATCH v13 13/15] mtd: spi-nor: core: expose spi_nor_default

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Message-ID: <20200930080317.hy2h6hlkbaxqea3f@ti.com>
Date:   Wed, 30 Sep 2020 13:33:19 +0530
From:   Pratyush Yadav <p.yadav@...com>
To:     <Tudor.Ambarus@...rochip.com>
CC:     <miquel.raynal@...tlin.com>, <richard@....at>, <vigneshr@...com>,
        <linux-mtd@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        <nsekhar@...com>, <boris.brezillon@...labora.com>
Subject: Re: [PATCH v13 13/15] mtd: spi-nor: core: expose
 spi_nor_default_setup() in core.h

On 30/09/20 07:51AM, Tudor.Ambarus@...rochip.com wrote:
> On 9/16/20 3:44 PM, Pratyush Yadav wrote:
> > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> > 
> > Flashes might want to add a custom setup hook to configure the flash in
> > the proper mode for operation. But after that, they would still want to
> > run the default setup hook because it selects the read, program, and
> > erase operations. Since there is little point in repeating all that
> > code, expose the spi_nor_default_setup() in core.h to
> > manufacturer-specific files.
> 
> But you don't use it in the following patches. Can we drop this one for now?

I used it for earlier versions but not for the latest ones. This can be 
dropped for now.

> > 
> > Signed-off-by: Pratyush Yadav <p.yadav@...com>
> > ---
> >  drivers/mtd/spi-nor/core.c | 4 ++--
> >  drivers/mtd/spi-nor/core.h | 3 +++
> >  2 files changed, 5 insertions(+), 2 deletions(-)
> > 
> > diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
> > index d5c92c9c7307..34edfcf33172 100644
> > --- a/drivers/mtd/spi-nor/core.c
> > +++ b/drivers/mtd/spi-nor/core.c
> > @@ -2759,8 +2759,8 @@ static int spi_nor_select_erase(struct spi_nor *nor)
> >         return 0;
> >  }
> > 
> > -static int spi_nor_default_setup(struct spi_nor *nor,
> > -                                const struct spi_nor_hwcaps *hwcaps)
> > +int spi_nor_default_setup(struct spi_nor *nor,
> > +                         const struct spi_nor_hwcaps *hwcaps)
> >  {
> >         struct spi_nor_flash_parameter *params = nor->params;
> >         u32 ignored_mask, shared_mask;
> > diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h
> > index e2c7324d997e..10dc03506f93 100644
> > --- a/drivers/mtd/spi-nor/core.h
> > +++ b/drivers/mtd/spi-nor/core.h
> > @@ -453,6 +453,9 @@ int spi_nor_post_bfpt_fixups(struct spi_nor *nor,
> >                              const struct sfdp_bfpt *bfpt,
> >                              struct spi_nor_flash_parameter *params);
> > 
> > +int spi_nor_default_setup(struct spi_nor *nor,
> > +                         const struct spi_nor_hwcaps *hwcaps);
> > +
> >  static struct spi_nor __maybe_unused *mtd_to_spi_nor(struct mtd_info *mtd)
> >  {
> >         return mtd->priv;
> > --
> > 2.28.0
> > 
> 

-- 
Regards,
Pratyush Yadav
Texas Instruments India